Hardware

CPU & GPU

The current platform includes:

• 6 quad-Opteron 12 cores
• 6 quad-Opteron 16 cores
• 16 dual-Xeon 10 cores.
• 21 dual-Xeon quad core.
• 2 dual-Xeon hexa core.
• 2 mono-Xeon hexa core.
• 22 Nvidia Tesla GPU

The number of cores available is

• 288 Opteron 2.2Ghz cores : ~2 Tflops (2.53 Tflops peak)
• 384 Opteron 2.3Ghz cores : ~2.7 Tflops (3.5 Tflops peak)
• 320 Xeon E5 2.8Ghz cores : ~5.9 Tflops (7.17 Tflops peak)
• 204 Xeon 2.66Ghz cores : ~1.7 Tflops (2.17 Tflops peak)
• 9024 Streaming Processor Cores (22 Nvidia GPU) 9.5Tflops peak (22.2 Tflops in single precision)

The total cumulated computing power is close to 24 Tflops (peak, double precision)

  Dell R815 Cluster

Dell R815 quad-Opterons 6174 @ 2.2Ghz (48 cores) : 6 nodes

   RAM capacity : 256 GB RAM
   2x600GB SAS HardDisk drive (RAID-0)
   4x gigabit network ports (one connected)
   1x infiniband QDR card 

  Dell C6145 Cluster

Dell C6145 quad-Opterons 6376 @ 2.3Ghz (64 cores) : 6 nodes

   RAM capacity : 256 GB RAM (512GB on nef011 and nef012)
   1x500GB SATA HardDisk drive
   2x gigabit network ports (one connected)
   1x infiniband QDR card 

  Dell C6220 Cluster

Attach:Public/cluster-c6220.jpg Δ Δ

Dell C6220 dual-Xeon E5-2680 v2 @ 2.80GHz (20 cores) : 16 nodes

   RAM capacity : 192 GB RAM
   1x2TB SATA HardDisk drive
   2x gigabit network ports (one connected)
   1x infiniband FDR card (QDR used) 

  Dell 1950 Cluster

PowerEdge 1950 dual-Xeon 5355 @ 2.66Ghz : 19 nodes

   RAM capacity : 16 GB
   2x73GB SAS in RAID-0, 146Go disk space available
   2x gigabit netword ports (one connected)
   1x infiniband QDR card 

  HP GPU cluster

HP DL160 G5 nodes: dual-Xeon 5430 @ 2.66Ghz : 2 nodes

   RAM capacity: 16 GB
   500GB of local disk space
   2x gigabit ethernet interface
   1x 10GBit myrinet interface
   2 GPUs connected with a PCIe gen2 16x interface 

Nvidia Tesla S1070: 1 node

   4 GPUs (2 per compute node)
   Streaming Processor Cores: 960 (260 per GPU)
   Simple precision performance peak: 3.73 Tflops
   Double precision performance peak: 0.31 Tflops
   RAM capacity : 16 GB (4GB per GPU) 

  Carri GPU cluster

Carri HighStation 5600 XLR8 nodes: dual-Xeon X5650 @ 2.66Ghz : 2 nodes

   RAM capacity: 72 GB
   2x160GB SSD disks
   4x gigabit ethernet ports (one connected)
   1x infiniband QDR card
   7 Tesla C2070 (nefgpu03)/ 7 Tesla C2050(nefgpu04) GPUs connected with a PCIe gen2 16x interface
       448 Streaming Processor Cores per card
       Simple precision performance peak: 1.03 Tflops per card
       Double precision performance peak: 0.51 Tflops per card
       3GB of RAM capacity per card (6GB on nefgpu03) 

  Dell C6100/C410x GPU cluster

Dell C6100 nodes: mono-Xeon X5650 @ 2.66Ghz : 2 nodes

   RAM capacity: 24 GB
   1x250GB SATA disk
   2x gigabit ethernet ports (one connected)
   1x infiniband QDR card
   2 Tesla M2050 GPUs connected with a PCIe gen2 16x interface
       448 Streaming Processor Cores per card
       Simple precision performance peak: 1.03 Tflops per card
       Double precision performance peak: 0.51 Tflops per card
       3GB of RAM capacity per card 

  Storage

All nodes have access to a common storage using NFS. The NFS server is accessed through the infiniband 40Gb network if available

   A common storage of 7 TBytes (4 x 4TB SAS disks, RAID-10 array)